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Cited by 203

The DOI matches its Crossref record; 1 of the 1 references it cites were found in a registry or an index.

Avoidance of Transient Cardiomyopathy in Cardiomyocyte-Targeted Tamoxifen-Induced MerCreMer Gene Deletion Models

Open access
Koitabashi, Norimichi, Bedja, Djahida, Zaiman, Ari L., Pinto, Yigal M., Zhang, Manling, Gabrielson, Kathleen L., Takimoto, Eiki, Kass, David A.·2009·Circulation Research

Abstract

Cardiac myocyte targeted MerCreMer transgenic mice expressing tamoxifen-inducible Cre driven by the α-myosin heavy chain promoter are increasingly used to control gene expression in the adult heart. Here, we show tamoxifen-mediated MerCreMer (MCM) nuclear translocation can induce severe transient dilated cardiomyopathy in mice with or without loxP transgenes. The cardiomyopathy is accompanied by marked reduction of energy/metabolism and calcium-handling gene expression (eg, PGC1-α, peroxisome proliferator-activated α, SERCA2A), all fully normalized with recovery. MCM-negative/flox-positive controls display no dysfunction with tamoxifen. Nuclear Cre translocation and equally effective gene knockdown without cardiomyopathy is achievable with raloxifene, suggesting toxicity is not simply from Cre. Careful attention to controls, reduced tamoxifen dosing and/or use of raloxifene is advised with this model.

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Crossref · 10.1161/circresaha.109.198416

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Metadata

Authors
Koitabashi, N., Bedja, D., Zaiman, A. L., Pinto, Y. M., Zhang, M., Gabrielson, K. L., Takimoto, E., & Kass, D. A.
Venue
Circulation Research
Published
2009-07-02
Volume
105
Issue
1
Pages
12-15
ISSN
  • 0009-7330 (ISSN-L)
  • 1524-4571
OpenAlex
W2137654131
Cited by
203
References
1
FWCI
6.52
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Avoidance of Transient Cardiomyopathy in Cardiomyocyte-Targeted Tamoxifen-Induced MerCreMer Gene Deletion Models. https://app.cochat.ai/papers/10.1161/circresaha.109.198416
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Koitabashi, N., Bedja, D., Zaiman, A. L., Pinto, Y. M., Zhang, M., Gabrielson, K. L., Takimoto, E., & Kass, D. A. (2009). Avoidance of Transient Cardiomyopathy in Cardiomyocyte-Targeted Tamoxifen-Induced MerCreMer Gene Deletion Models. Circulation Research. https://doi.org/10.1161/circresaha.109.198416

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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